i wonder if this works first try (#22714)

code/modules/mining/equipment/upgrades.dm

@@ -110,21 +110,21 @@
 			for(var/obj/item/borg/upgrade/modkit/kit in gun.modkits)
 				kit.uninstall(gun)
 			qdel(gun)
-			var/obj/item/gun/energy/kinetic_accelerator/mega/newgun = new(get_turf(user))
+			var/obj/item/gun/energy/kinetic_accelerator/mega/glacite/newgun = new(get_turf(user))
 			user.put_in_hand(newgun)
 			to_chat(user,"Harsh tendrils wrap around the kinetic accelerator, merging the parts and kinetic accelerator to form a mega kinetic accelerator.")
 			qdel(src)
 		if(/obj/item/gun/energy/plasmacutter/adv)
 			var/obj/item/gun/energy/plasmacutter/adv/gun = target
 			qdel(gun)
-			var/obj/item/gun/energy/plasmacutter/adv/mega/newgun = new(get_turf(user))
+			var/obj/item/gun/energy/plasmacutter/adv/mega/glacite/newgun = new(get_turf(user))
 			user.put_in_hand(newgun)
 			to_chat(user,"Harsh tendrils wrap around the plasma cutter, merging the parts and cutter to form a mega plasma cutter.")
 			qdel(src)
 		if(/obj/item/gun/energy/plasmacutter/scatter) 
 			var/obj/item/gun/energy/plasmacutter/scatter/gun = target
 			qdel(gun)
-			var/obj/item/gun/energy/plasmacutter/scatter/mega/newgun = new(get_turf(user))
+			var/obj/item/gun/energy/plasmacutter/scatter/mega/glacite/newgun = new(get_turf(user))
 			user.put_in_hand(newgun)
 			to_chat(user,"Harsh tendrils wrap around the plasma cutter shotgun, merging the parts and cutter to form a mega plasma cutter shotgun.")
 			qdel(src)

code/modules/projectiles/guns/energy/kinetic_accelerator.dm

@@ -166,6 +166,12 @@
 	desc = "A self recharging, ranged mining tool that does increased damage in low pressure. This one has been enhanced with plasma magmite."
 	max_mod_capacity = 120
 
+/obj/item/gun/energy/kinetic_accelerator/mega/glacite
+	name = "mega proto-kinetic accelerator"
+	icon_state = "kineticgun_g"
+	item_state = "kineticgun_glacite"
+	desc = "A self recharging, ranged mining tool that does increased damage in low pressure. This one has been enhanced with plasma glacite."
+
 //Casing
 /obj/item/ammo_casing/energy/kinetic
 	projectile_type = /obj/projectile/kinetic

code/modules/projectiles/guns/energy/special.dm

@@ -280,6 +280,12 @@
 	ammo_type = list(/obj/item/ammo_casing/energy/plasma/adv/mega)
 	mod_capacity = 120
 
+/obj/item/gun/energy/plasmacutter/adv/mega/glacite
+	name = "mega plasma cutter"
+	icon_state = "adv_plasmacutter_g"
+	item_state = "plasmacutter_glacite"
+	desc = "A mining tool capable of expelling concentrated plasma bursts. You could use it to cut limbs off xenos! Or, you know, mine stuff. This one has been enhanced with plasma glacite."
+
 /obj/item/gun/energy/plasmacutter/scatter
 	name = "plasma cutter shotgun"
 	icon_state = "miningshotgun"
@@ -297,6 +303,11 @@
 	ammo_type = list(/obj/item/ammo_casing/energy/plasma/scatter/adv/mega)
 	mod_capacity = 120
 
+/obj/item/gun/energy/plasmacutter/scatter/mega/glacite
+	name = "mega plasma cutter shotgun"
+	icon_state = "miningshotgun_glacite"
+	item_state = "miningshotgun_glacite"
+
 /obj/item/gun/energy/plasmacutter/adv/cyborg
 	name = "cyborg advanced plasma cutter"
 	icon_state = "adv_plasmacutter"